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LP3918 Datasheet Battery Charge Management/Regulator

Manufacturer: Texas Instruments

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General Description

The LP3918 is a fully integrated charger and multiregulator unit designed for CDMA cellular phones.

The LP3918 contains a Li-Ion battery charger, 7 low noise low dropout (LDO) voltage regulators and a high-speed serial interface to program on/off conditions and output voltages of individual regulators, and also to read status information from the PMU.

The Li-Ion charger integrates a power FET, reverse current blocking diode, sense resistor with current monitor output, and requires only a few external components.

Overview

LP3918 www.ti.com SNVS476D – AUGUST 2007 – REVISED MAY 2013 LP3918 Battery Charge Management and Regulator Unit Check for Samples:.

Key Features

  • 1.
  • 2 Fully Integrated Li-Ion Battery Charger with Thermal Regulation.
  • USB Charge Mode.
  • 7 Low Noise LDO’s.
  • 2 x 300 mA.
  • 3 x 150 mA.
  • 2 x 80 mA.
  • I2C Compatible Interface for Controlling LDO Outputs and Charger Operation.
  • Thermal Shutdown.
  • Under Voltage Lockout.
  • 25-Bump Thin DSBGA Package 2.5 x 2.5 mm.
  • Options Available on Request, Please Contact Sales Office for Further Information;.
  • Level Dete.

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